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Standard Screw Plug Immersion Heaters

<–1″ & 1 1/4″ Screw Plug Heaters

Screw Plug Immersion Heaters ->

2 inch npt screw plug immersion heaters
Plug Material
E
F
H
Brass
1 ¼
3⁄8
1 ¾
Steel & Stainless
1 ⅜
9⁄16
1 ¾
23 Watts/Sq. Inch – 3 elements
Immersed
Length “B”
KW
Volts
Net
Wt.
(lbs.)
11 ⅞
2.25
240
480
9
17 ½
3
240
480
9
19 ¾
3.75
240
480
10
24 ⅝
4.5
240
480
10
32 ⅝
6
240
480
12
40 ¼
7.5
240
480
13
47 ½
9
240
480
15
51 ⅜
10
240
480
16
64 ½
12.5
240
480
18
77 ½
15
240
480
21
48 Watts/Sq. Inch – 3 elements
Immersed
Length “B”
KW
Volts
Net
Wt.
(lbs.)
8 ¼
3
240
480
8
9 ¾
3.75
240
480
9
12 ¼
4.5
240
480
9
17 ½
6
240
480
9
19 ¼
7.5
240
480
10
24 ⅝
9
240
480
10
32 ½
12
240
480
12
40 ¼
15
240
480
13
47 ½
18
240
480
15
51 ⅜
20
240
480
16
23 Watts/Sq. Inch – 2 elements
Immersed
Length “B”
KW
Volts
Net
Wt.
(lbs.)
11 ⅞
1.5
240
480
7
17 ½
2
240
480
8
19 ¾
2.5
240
480
8
24 ⅝
3
240
480
9
32 ½
4
240
480
9
40 ⅛
5
240
480
11
47 ⅜
6
240
480
11
48 Watts/Sq. Inch – 2 elements
Immersed
Length “B”
KW
Volts
Net
Wt.
(lbs.)
8 ¼
2
240
480
7
9 ¾
2.5
240
480
7
12 ¼
3
240
480
7
17 ½
4
240
480
8
19 ¼
5
240
480
8
24 ⅝
6
240
480
9
32 ⅜
8
240
480
9
40 ¼
10
240
480
11
47 ½
12
240
480
11
NEMA 1 with Thermostat
Range
Rating
No.
Poles
0-100°F
25 Amp @ 277 V
2
60-250°F
25 Amp @ 277 V
2
150-550°F
25 Amp @ 277 V
2
Moisture Resistant Housing with Thermostat
Range
Rating
No.
Poles
0-100°F
25 Amp @ 277 V
2
60-250°F
25 Amp @ 277 V
2
150-550°F
25 Amp @ 277 V
2
Moisture / Explosion Resistant Housing
Catalog Number N4/7
Explosion Resistant Housing with Thermostat
Range
Rating
No.
Poles
Cat.
No.
0-100°F
25 Amp @ 277 V
2
N7T4
60-250°F
25 Amp @ 277 V
2
N7T5
150-550°F
25 Amp @ 277 V
2
N7T6

 

2 ½ inch NPT Screw Plug Immersion
Plug Material
E
F
H
Brass
2 1⁄16
3⁄4
3
Steel & Stainless
2 1⁄6
3⁄4
3

3 Elements – Three Phase
* May be rewired to single phase where less than 45 AMPS per line.

23 Watts/Sq. Inch – 3 elements
Immersed
Length “B”
KW
Volts
Net
Wt.
(lbs.)
11 ⅝
2.25
240
480
9
17 ⅛
3
240
480
9
19 ½
3.75
240
480
9
24 ⅜
4.5
240
480
10
32 ⅜
6
240
480
12
39 ⅝
7.5
240
480
13
47 ⅛
9
240
480
15
51 ⅛
10
240
480
16
64 ⅛
12.5
240
480
19
77 ⅛
15
240
480
22

*May be rewired single phase where less than 45 AMPS per line

48 Watts/Sq. Inch – 3 elements
Immersed
Length “B”
KW
Volts
Net
Wt.
(lbs.)
8
3
240
480
8
9 ½
3.75
240
480
9
12
4.5
240
480
9
17 ¼
6
240
480
9
19
7.5
240
480
10
24 ⅜
9
240
480
10
32 ⅛
12
240
480
12
39 ⅞
15
240
480
13
47 ¼
18
240
480
15
51 ⅛
20
240
480
16

*May be rewired single phase where less than 45 AMPS per line.

NEMA 1 with Thermostat
Range
Rating
No.
Poles
0-100°F
25 Amp @ 277 V
2
60-250°F
25 Amp @ 277 V
2
150-550°F
25 Amp @ 277 V
2
Moisture Resistant Housing with Thermostat
Range
Rating
No.
Poles
0-100°F
25 Amp @ 277 V
2
60-250°F
25 Amp @ 277 V
2
150-550°F
25 Amp @ 277 V
2
Moisture / Explosion Resistant Housing
Catalog Number N4/7

 

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